87523040

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{223}}^2$

素因数の和:472

約数の個数: 72

約数和(自身を含む): 226586808

約数和(自身を除く): 139063768

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 223, 352, 440, 446, 880, 892, 1115, 1760, 1784, 2230, 2453, 3568, 4460, 4906, 7136, 8920, 9812, 12265, 17840, 19624, 24530, 35680, 39248, 49060, 49729, 78496, 98120, 99458, 196240, 198916, 248645, 392480, 397832, 497290, 547019, 795664, 994580, 1094038, 1591328, 1989160, 2188076, 2735095, 3978320, 4376152, 5470190, 7956640, 8752304, 10940380, 17504608, 21880760, 43761520, 87523040]

約数ペア:

[(1, 87523040), (2, 43761520), (4, 21880760), (5, 17504608), (8, 10940380), (10, 8752304), (11, 7956640), (16, 5470190), (20, 4376152), (22, 3978320), (32, 2735095), (40, 2188076), (44, 1989160), (55, 1591328), (80, 1094038), (88, 994580), (110, 795664), (160, 547019), (176, 497290), (220, 397832), (223, 392480), (352, 248645), (440, 198916), (446, 196240), (880, 99458), (892, 98120), (1115, 78496), (1760, 49729), (1784, 49060), (2230, 39248), (2453, 35680), (3568, 24530), (4460, 19624), (4906, 17840), (7136, 12265), (8920, 9812)]